| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] did n't [adv] [verb] | 1729 |
|
| 2 | [pers pn] did n't [adv] [vb infin] | 1718 |
|
| 3 | [pers pn] do n't [adv] know | 867 |
|
| 4 | [pers pn] [verb] n't [adv] know | 867 |
|
| 5 | [pers pn] did [not/n't] [adv] know | 302 |
|
| 6 | [pers pn] did not [adv] know | 302 |
|
| 7 | [pers pn] did [adv] [adv] know | 302 |
|
| 8 | [pron] did n't [adv] know | 252 |
|
| 9 | [pers pn] did n't [adv] know | 241 |
|
| 10 | [pers pn] [vb past] n't [adv] know | 240 |
|
